<template>
<div>
  <!--面包屑-->
  <el-breadcrumb separator-class="el-icon-arrow-right">
    <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
    <el-breadcrumb-item>用户管理</el-breadcrumb-item>
    <el-breadcrumb-item>用户列表</el-breadcrumb-item>
  </el-breadcrumb>

  <!--卡片区域-->
  <el-card class="box-card">
    <el-form :inline="true"  class="demo-form-inline">
      <!--搜索框-->
      <el-form-item>
        <el-input
          placeholder="请输入内容"
          prefix-icon="el-icon-search"
          v-model="queryInfo.query">
        </el-input>
      </el-form-item>
      <el-form-item>
         <el-button type="primary" @click="getAllUser">搜索</el-button>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="addUserVisible=true">添加用户</el-button>
      </el-form-item>
    </el-form>

    <!--表格数据-->
    <el-table
      :data="userList"
      border
      stripe
      style="width: 100%"
      >
      <el-table-column
        type="index">
      </el-table-column>
      <el-table-column
        prop="username"
        label="姓名">
      </el-table-column>
      <el-table-column
        prop="email"
        label="邮箱">
      </el-table-column>
      <el-table-column
        prop="mobile"
        label="电话">
      </el-table-column>
      <el-table-column
        prop="role_name"
        label="角色">
      </el-table-column>
      <el-table-column
        prop="mg_state"
        label="状态">
        <template v-slot="mySlot"> <!--子组件，要使用父组件里面的值-->
          <el-switch
           v-model="mySlot.row.mg_state"
           active-color="#13ce66"
           @change="userStatusChange(mySlot.row)"
           inactive-color="#ff4949">
          </el-switch>
        </template>
      </el-table-column>
      <el-table-column
        label="操作">
        <template v-slot="mySlot">
          <el-tooltip class="item" effect="dark" content="编辑" placement="top">
            <el-button @click="editDialog(mySlot.row.id)" type="primary" icon="el-icon-edit" circle></el-button>
          </el-tooltip>
          <el-tooltip class="item" effect="dark" content="删除" placement="top">
            <el-button @click="delDialog(mySlot.row)"  type="danger" icon="el-icon-delete" circle></el-button>
          </el-tooltip>
          <el-tooltip class="item" effect="dark" content="分配角色" placement="top">
            <el-button @click="role(mySlot.row.id)" type="warning" icon="el-icon-setting" circle></el-button>
          </el-tooltip>
        </template>
      </el-table-column>
    </el-table>

    <!--分页数据-->
    <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[2, 5, 10, 20]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total">
    </el-pagination>

    <!--添加用户的弹出框-->
    <el-dialog title="添加用户" v-model="addUserVisible" width="50%">
      <el-form :model="ruleForm" status-icon :rules="rules" ref="ruleForm" class="demo-ruleForm" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="ruleForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="ruleForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="ruleForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="ruleForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="resetForm('ruleForm')">取 消</el-button>
          <el-button type="primary" @click="addUser('ruleForm')">确 定</el-button>
        </span>
      </template>
    </el-dialog>

    <!--删除用户的弹出框-->
    <el-dialog
      title="提示"
      v-model="delDialogVisible"
      width="50%"
      center>
      <span>您确定要删除 {{userName}} 用户吗？</span>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="delDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="del">确 定</el-button>
        </span>
      </template>
    </el-dialog>

    <!--编辑用户的弹出框-->
    <el-dialog
      title="编辑用户信息"
      v-model="editDialogVisible"
      width="50%"
      center>

      <el-form :model="updateForm" status-icon :rules="rules" ref="update  Form" class="demo-ruleForm" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="updateForm.username" readonly disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="updateForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="updateForm.mobile"></el-input>
        </el-form-item>
      </el-form>

      <template #footer>
        <span class="dialog-footer">
          <el-button @click="editDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="edit">确 定</el-button>
        </span>
      </template>
    </el-dialog>
  </el-card>
</div>
</template>

<script>
import { ElMessage } from 'element-plus'


export default {
  name: "users",
  data(){
   return{
     currentPage4: 4,
     userList: [],
     queryInfo: {
       query: '',
       pagenum: 1,  //当前第一页，每页5条数据
       pagesize: 5
     },
     total: 0,
     addUserVisible: false,
     delDialogVisible: false,
     editDialogVisible: false,
     ruleForm: {
       username: '',
       password: '',
       email: '',
       mobile: ''
     },
     updateForm: {

     },
     rules: {
       username: [
         { required: true, message: '请输入账号', trigger: 'blur'}
       ],
       password: [
         { required: true, message: '请输入密码', trigger: 'blur'}
       ],
       email: [
         { required: true, message: '请输入邮箱', trigger: 'blur'}
       ],
       mobile: [
         { required: true, message: '请输入手机', trigger: 'blur'}
       ]
     },
     userId: 0,
     userName:''
   }
  },
  created(){
    this.getAllUser();
  },
  methods: {
    //获取所有的用户数据
    getAllUser(){
      this.axios.get('users',{
        params: this.queryInfo
      }).then(data=>{
        console.log(data);
        if(data.data.meta.status !== 200) return ElMessage.error(data.data.meta.msg);

        //有数据了
        this.userList = data.data.data.users;
        this.total = data.data.data.total;
      }).catch(err=>{
        console.log(err);
      })
    },
    editDialog(id){
      this.editDialogVisible = true;
      this.userId = id;

      this.axios.get(`users/${this.userId}`).then(resp=>{
        this.updateForm = resp.data.data
      }).catch(err=>{
        console.log(err)
      })
    },
    edit(){
      //修改用户数据
      this.axios.put(`users/${this.userId}`,{
        email: this.updateForm.email,
        mobile: this.updateForm.mobile
      }).then(resp=>{
        if( resp.data.meta.status !== 200 ) return ElMessage.error('修改失败')

        ElMessage.success('修改成功');
        this.editDialogVisible = false;
        this.getAllUser();
      }).catch(err=>{
        console.log(err)
      })
    },
    delDialog(row){
      this.userId = row.id;
      this.userName = row.username;

      this.delDialogVisible = true;
    },
    del(){
      this.axios.delete(`users/${this.userId}`).then(resp=>{
        if( resp.data.meta.status !== 200 ) return ElMessage.error('删除失败')

        ElMessage.success('删除成功');
        this.delDialogVisible = false;
        this.getAllUser();
      }).catch(err=>{
        console.log(err);
      })
    },
    role(id){
      console.log(id);
    },
    handleSizeChange(val) {
      this.queryInfo.pagesize = val;
      this.getAllUser();
    },
    handleCurrentChange(val) {
      this.queryInfo.pagenum = val;
      this.getAllUser();
    },
    //添加用户
    addUser(formName){
      this.axios.post('users',this.ruleForm).then(data=>{
        console.log(data);
        if( data.data.meta.status !== 201 ) return ElMessage.error('添加失败');

        ElMessage.success('添加成功');
        this.resetForm(formName);
        this.getAllUser();    //重新获取数据，实时刷新
      }).catch(err=>{
        console.log(err);
      });
    },
    //关闭表单所做的事情
    resetForm(formName) {
      this.$refs[formName].resetFields();
      this.addUserVisible = false;
    },
    //状态改变
    userStatusChange(row){
      //发送请求
      this.axios.put(`users/${row.id}/state/${row.mg_state}`).then(resp=>{
        console.log(resp);
        ElMessage.success(resp.data.meta.msg);
      }).catch(err=>{
        console.log(err);
      })
    }
  }
}
</script>

<style scoped>
   .el-breadcrumb{
     font-size: 20px;
   }
   .box-card{
     margin-top: 20px;
   }
   .el-pagination{
     margin-top: 10px;
   }
</style>
